Undergarment



FIG. 1 is a rear elevational view of an undergarment showing my new design; the broken lines partially showing a human body being included to illustrate the use and forming no part of the claimed design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a front elevational view thereof.

FIG. 4 is a rear elevational view thereof.

FIG. 5 is a left side elevational view thereof, the right side elevational view being a mirror image of the left side view.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for an undergarment, as shown and described. 